11334013220 has 24 divisors (see below), whose sum is σ = 25201512504. Its totient is φ = 4266922496.

The previous prime is 11334013211. The next prime is 11334013231. The reversal of 11334013220 is 2231043311.

It can be written as a sum of positive squares in 4 ways, for example, as 5816197696 + 5517815524 = 76264^2 + 74282^2 .

It is a super-2 number, since 2×11334013220² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 11334013192 and 11334013201.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16667327 + ... + 16668006.

It is an arithmetic number, because the mean of its divisors is an integer number (1050063021).

Almost surely, 2^11334013220 is an apocalyptic number.

11334013220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11334013220 is an abundant number, since it is smaller than the sum of its proper divisors (13867499284).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11334013220 is a wasteful number, since it uses less digits than its factorization.

11334013220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33335359 (or 33335357 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 11334013220 its reverse (2231043311), we get a palindrome (13565056531).

The spelling of 11334013220 in words is "eleven billion, three hundred thirty-four million, thirteen thousand, two hundred twenty".